| AC21 | AC29 | AC36 | AC44 | AC55 | |
| CNC kW Rating | 11 | 15 | 20 | 22 | 27 |
| Amps | |||||
| 230v | 36 | 48 | 62 | 70 | 86 |
| 400v | 20 | 28 | 35 | 40 | 49 |
| 460v | 18 | 24 | 31 | 35 | 43 |
| Resistive kW Rating | 17 | 23 | 29 | 33 | 41 |
| Amps | |||||
| 230v | 53 | 72 | 92 | 105 | 128 |
| 400v | 31 | 41 | 53 | 60 | 74 |
| 460v | 27 | 36 | 46 | 53 | 64 |
| Inductive kW Rating | 15 | 20 | 25 | 29 | 35 |
| Amps | |||||
| 230v | 46 | 62 | 80 | 91 | 111 |
| 400v | 27 | 36 | 46 | 52 | 64 |
| 460v | 23 | 31 | 40 | 46 | 56 |
| Motor Loads | |||||
| Easy | 20 | 27 | 33 | 40 | 50 |
| Medium | 15 | 20 | 25 | 30 | 38 |
| Hard | 10 | 13 | 17 | 20 | 25 |
| Group | 23 | 30 | 38 | 45 | 56 |